import React from "react"
import ReactDom from "react-dom"  //把创建好的组建和虚拟Dom放到页面上展示


//在js中默认不能写类似html的文件；可是使用babel来转换这些js中标签
let name = "zyt"
const app = <div>{name}</div>

ReactDom.render(app,document.getElementById('app'))
